As a Senior Full Stack Engineer at Mobile Locker / Cu.be, you will: Design, build, and maintain scalable web applications with Symfony at the core. Contribute to system architecture and solution design , ensuring security, performance, scalability and maintainability. Develop APIs and integrations supporting asynchronous communication patterns. Work across the stack, with opportunities to contribute to frontend features (Vue.js) and backend services (PHP/Symfony). Implement and maintain automated testing strategies, ensuring high code quality and reliability. Collaborate with DevOps on CI/CD pipelines (GitLab) and contribute to deployment best practices. Mentor team members, share knowledge, and actively participate in technical discussions and code reviews. Requirements What We’re Looking For 10+ years of experience as a full stack or backend engineer. Strong expertise with Symfony and PHP ecosystem. Solid understanding of web architecture , design patterns, and best practices. Familiarity with relational databases (e.g., MySQL/PostgreSQL) and caching solutions. Comfort with asynchronous programming and distributed systems concepts. Experience with GitLab CI/CD pipelines and modern DevOps practices. Familiarity with containerization (Docker). Experience with automated testing tools and quality assurance workflows. Excellent problem-solving skills and ability to work in a collaborative, agile environment. Strong communication skills in English. Nice to Have Knowledge of TypeScript and Vue.js for modern frontend development. Python experience for hardware integration. Contributions to open-source projects or active involvement in developer communities. Benefits The chance to shape a platform used across the world. A collaborative, forward-thinking culture where your voice matters. Flexible hybrid work options. Competitive compensation package. Opportunities for continuous learning and professional growth.